Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Ka4 draw
3 Ka7 draw
4 Ka8 draw
5 Kaa6 draw
6 Kab6 draw
7 Kb4 draw
8 Kb5 draw
9 Kb8 draw
10 Kba6 draw
11 Kbb6 draw
12 Kc6 draw
13 Kc7 draw
14 Kc8 draw
15 Ra1 draw
16 Rb5 draw
17 Rc1 draw
18 Rg1 draw
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves